FI71017C - Foerfarande och anordning foer maetning flexibiliteten hos fibrer - Google Patents
Foerfarande och anordning foer maetning flexibiliteten hos fibrer Download PDFInfo
- Publication number
- FI71017C FI71017C FI803479A FI803479A FI71017C FI 71017 C FI71017 C FI 71017C FI 803479 A FI803479 A FI 803479A FI 803479 A FI803479 A FI 803479A FI 71017 C FI71017 C FI 71017C
- Authority
- FI
- Finland
- Prior art keywords
- screen
- fraction
- fibers
- passed
- feed
- Prior art date
Links
- 239000000835 fiber Substances 0.000 title claims description 92
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 13
- 239000002002 slurry Substances 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 239000010802 sludge Substances 0.000 claims 3
- 238000005507 spraying Methods 0.000 claims 3
- 238000005086 pumping Methods 0.000 claims 1
- 239000002655 kraft paper Substances 0.000 description 13
- 239000011122 softwood Substances 0.000 description 8
- 229920001131 Pulp (paper) Polymers 0.000 description 6
- 238000002474 experimental method Methods 0.000 description 6
- 230000007423 decrease Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000010790 dilution Methods 0.000 description 4
- 239000012895 dilution Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000003801 milling Methods 0.000 description 3
- 239000012466 permeate Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 239000002023 wood Substances 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
- 229920002522 Wood fibre Polymers 0.000 description 2
- 239000000370 acceptor Substances 0.000 description 2
- 230000000875 corresponding effect Effects 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910021653 sulphate ion Inorganic materials 0.000 description 2
- 239000002025 wood fiber Substances 0.000 description 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
- 229920003043 Cellulose fiber Polymers 0.000 description 1
- 240000006890 Erythroxylum coca Species 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 235000008957 cocaer Nutrition 0.000 description 1
- ZPUCINDJVBIVPJ-LJISPDSOSA-N cocaine Chemical compound O([C@H]1C[C@@H]2CC[C@@H](N2C)[C@H]1C(=O)OC)C(=O)C1=CC=CC=C1 ZPUCINDJVBIVPJ-LJISPDSOSA-N 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 239000011121 hardwood Substances 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- 238000011005 laboratory method Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000013055 pulp slurry Substances 0.000 description 1
- 238000004537 pulping Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/02—Investigating particle size or size distribution
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Paper (AREA)
- Preliminary Treatment Of Fibers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA339492 | 1979-11-08 | ||
| CA339,492A CA1115552A (en) | 1979-11-08 | 1979-11-08 | Fibre flexibility meter |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI803479L FI803479L (fi) | 1981-05-09 |
| FI71017B FI71017B (fi) | 1986-07-18 |
| FI71017C true FI71017C (fi) | 1986-10-27 |
Family
ID=4115572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI803479A FI71017C (fi) | 1979-11-08 | 1980-11-06 | Foerfarande och anordning foer maetning flexibiliteten hos fibrer |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS5686354A (ja) |
| CA (1) | CA1115552A (ja) |
| FI (1) | FI71017C (ja) |
| SE (1) | SE447307B (ja) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8342030B1 (en) | 2010-10-22 | 2013-01-01 | University Of New Brunswick | Apparatus for deforming fibres |
-
1979
- 1979-11-08 CA CA339,492A patent/CA1115552A/en not_active Expired
-
1980
- 1980-11-06 FI FI803479A patent/FI71017C/fi not_active IP Right Cessation
- 1980-11-06 SE SE8007809A patent/SE447307B/sv not_active IP Right Cessation
- 1980-11-08 JP JP15753880A patent/JPS5686354A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| CA1115552A (en) | 1982-01-05 |
| SE8007809L (sv) | 1981-05-09 |
| FI803479L (fi) | 1981-05-09 |
| JPH027426B2 (ja) | 1990-02-19 |
| JPS5686354A (en) | 1981-07-14 |
| FI71017B (fi) | 1986-07-18 |
| SE447307B (sv) | 1986-11-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed |
Owner name: DOMTAR INC. |